html,
body {
  height: 100%;
  width: 100%;
  padding-bottom: 50px;
  background-color: #f5f7f9;
  box-sizing: border-box;
}
a {
  text-decoration: none;
}
button {
  border: none;
  outline: none;
}
.login.toutiao.icon-shouji,
.login.toutiao.icon-iconmm{
  display:block;
  height:100%;
  font-size:60px;
  text-align: center;
}
.login_form {
  height: 400px;
  padding: 0 20px;
}
.login_btn {
  height: 45px;
  padding: 0 10px;
  font-size: 20px;
  line-height: 45px;
  vertical-align: middle;
  background-color: #ededed;
  border-radius: 23px;
}
.login_line {
  padding: 20px 0;
}